better more intuitive course update

rowers/views/racesviews.py

@@ -8,6 +8,7 @@ from rowsandall_app.settings import SITE_URL
 from rowers.scoring import *
 
 from django.contrib.gis.geoip2 import GeoIP2
+from django import forms
 
 # distance of course from lat_lon in km
 def howfaris(lat_lon,course):
@@ -559,6 +560,132 @@ def virtualevent_uploadimage_view(request,id=0):
                   })
 
 
+@login_required()
+@permission_required('course.change_course',fn=get_course_by_pk,raise_exception=True)
+def course_upload_replace_view(request,id=0):
+    is_ajax = False
+    if request.is_ajax():
+        is_ajax = True
+
+    r = getrower(request.user)
+
+    course = get_object_or_404(GeoCourse,pk=id)
+
+
+    if request.method == 'POST':
+        form = CourseForm(request.POST,request.FILES)
+
+        if form.is_valid():
+            f = form.cleaned_data['file']
+            notes = form.cleaned_data['notes']
+            if f is not None:
+                filename, path_and_filename = handle_uploaded_file(f)
+
+                cs = courses.kmltocourse(path_and_filename)
+                os.remove(path_and_filename)
+                if cs and len(cs) > 1:
+                    messages.info(request,'File contained multiple courses. We use the first one.')
+                if cs:
+                    course = cs[0]
+                    cname = course['name']
+                    cnotes = notes+'\n\n'+course['description']
+                    polygons = course['polygons']
+
+                    course = courses.createcourse(r,cname,polygons,notes=cnotes)
+
+                    url = reverse(course_update_confirm,
+                                  kwargs = {
+                                      'newid':course.id,
+                                      'id':id,
+                                  }
+                        )
+                    if is_ajax:
+                        return JSONResponse({'result':1,'url':url})
+                    else:
+                        return HttpResponseRedirect(url)
+                else:
+                    messages.error(request,"File does not contain a course")
+            else:
+                messages.error(request,"No file attached")
+        else:
+            messages.error(request,"Form is not valid")
+    else:
+        form = CourseForm()
+
+    form.fields['name'].widget = forms.HiddenInput()
+
+    if not is_ajax:
+        return render(request,'course_form_update.html',
+                      {'form':form,
+                       'course':course,
+                       'active':'nav-racing',
+                       })
+    else:
+        return {'result':0}
+
+
+@login_required()
+@permission_required('course.change_course',fn=get_course_by_pk,raise_exception=True)
+def course_update_confirm(request,id=0,newid=0):
+    course = get_object_or_404(GeoCourse,pk=id)
+    course2 = get_object_or_404(GeoCourse,pk=newid)
+    r = getrower(request.user)
+    if request.method == 'POST':
+        form = CourseConfirmForm(request.POST)
+        if form.is_valid():
+            doupdate = form.cleaned_data['doupdate']
+            if doupdate:
+                res = courses.replacecourse(course,course2)
+                messages.info(request,'All challenges with this course are updated')
+                url = reverse(course_view,
+                            kwargs = {
+                                'id':course2.id,
+                                })
+                return HttpResponseRedirect(url)
+            else:
+                course2.delete()
+                url = reverse(course_view,
+                            kwargs = {
+                                'id':course.id,
+                                })
+                return HttpResponseRedirect(url)
+    else:
+        form = CourseConfirmForm()
+    # GET call or invalid form
+    script, div = course_map(course2)
+
+
+    breadcrumbs = [
+        {
+            'url': reverse('virtualevents_view'),
+            'name': 'Challenges'
+        },
+        {
+            'url': reverse(courses_view),
+            'name': 'Courses'
+        },
+        {
+            'url': reverse(course_view,kwargs={'id':course.id}),
+            'name': course.name
+        },
+        {
+            'url': reverse(course_replace_view,kwargs={'id':course.id}),
+            'name': 'Replace Markers'
+            }
+        ]
+
+    return render(request,
+                  'course_replace_confirm.html',
+                  {'course':course,
+                   'form':form,
+                   'active':'nav-racing',
+                   'breadcrumbs':breadcrumbs,
+                   'rower':r,
+                   'mapdiv':div,
+                   'mapscript':script,
+                   })
+
+
 # Course upload
 @login_required()
 def course_upload_view(request):

rowers/views/statements.py

@@ -64,6 +64,7 @@ from django.contrib.auth import authenticate, login, logout
 from rowers.forms import (
     ForceCurveOptionsForm,HistoForm,TeamMessageForm,
     LoginForm,DocumentsForm,UploadOptionsForm,ImageForm,CourseForm,
+    CourseConfirmForm,
     TeamUploadOptionsForm,WorkFlowLeftPanelForm,WorkFlowMiddlePanelForm,
     WorkFlowLeftPanelElement,WorkFlowMiddlePanelElement,
     LandingPageForm,PlannedSessionSelectForm,WorkoutSessionSelectForm,